Home / 26,657.28-40,010.42-13,519.08

Finding the Fourth Proportional to 26,657.28, 40,010.42 and 13,519.08

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Solution

The fourth proportional to 26,657.28, 40,010.42 and 13,519.08 is: 20,291.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,657.28 : 40,010.42 = 13,519.08 : x
  2. Step 2: Convert to fraction form
    26,657.28/40,010.42 = 13,519.08/x
  3. Step 3: Cross multiply
    26,657.28x = 40,010.42 × 13,519.08
  4. Step 4: Simplify right side
    26,657.28x = 540,904,102.61
  5. Step 5: Solve for x
    x = 540,904,102.61/26,657.28
  6. Step 6: Final answer
    x = 20,291.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.